/* Fenua Renov · « Une toiture de tôle, feuille par feuille » (préfixe frt) : studio, étapes, repères, fiches, réglages.
   Variables de la charte : redéfinissables par le site (les valeurs ci-dessous ne s'appliquent que par défaut). */
:where(:root) {
  --fr-night: #0B2545; --fr-lagoon: #1FA2C9; --fr-sky: #6EC6F2; --fr-turq: #2EC4B6;
  --fr-rose: #E0633F; --fr-rose-deep: #C24A28; --fr-rose-soft: #F9D3C4; --fr-red: #E0633F;
  --fr-pearl: #FBFAF6; --fr-sand: #F3E9D7; --fr-green: #1F6F50; --fr-deep: #06162B;
  --fr-f-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --fr-f-text: "Sora", system-ui, -apple-system, "Segoe UI", sans-serif;
  --fr-f-serif: "Instrument Serif", "Fraunces", Georgia, serif;
  --fr-f-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;
  --fr-ease: cubic-bezier(.22, .8, .2, 1);
}
.frt { --a: var(--fr-rose, #E0633F); --ln: rgba(196, 222, 240, .13); --ln2: rgba(196, 222, 240, .26); --glass: rgba(6, 20, 40, .62); --ink: var(--fr-pearl, #FBFAF6);
  position: relative; overflow: hidden; padding-block: clamp(4.5rem, 9vw, 8rem); color: var(--ink); font-family: var(--fr-f-text);
  background: radial-gradient(60% 45% at 80% 0%, rgba(110, 198, 242, .08), transparent 65%), radial-gradient(70% 60% at 10% 100%, rgba(224, 99, 63, .06), transparent 60%), linear-gradient(180deg, var(--fr-night, #0B2545) 0%, var(--fr-deep, #06162B) 100%); }
.frt__wrap { position: relative; width: min(100% - 2 * clamp(1rem, 4vw, 3rem), 96rem); margin-inline: auto; }
.frt__head { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 1.6rem 4rem; align-items: end; margin-bottom: clamp(2rem, 4vw, 3rem); }
.frt__kicker { display: inline-flex; align-items: center; gap: .9rem; margin: 0 0 1.3rem; font: 500 .7rem/1 var(--fr-f-mono); letter-spacing: .22em; text-transform: uppercase; color: var(--fr-sky, #6EC6F2); }
.frt__kicker b { font-weight: 500; color: var(--a); padding-right: .9rem; border-right: 1px solid var(--ln2); }
.frt__title { margin: 0; font: 400 clamp(2.3rem, 1.4rem + 3.6vw, 4.6rem)/1 var(--fr-f-display); font-variation-settings: "opsz" 144, "SOFT" 50, "WONK" 1; letter-spacing: -.015em; color: var(--ink); text-wrap: balance; }
.frt__title em { font: italic 400 1.08em/1 var(--fr-f-serif); letter-spacing: 0; color: var(--fr-rose-soft, #F9D3C4); }
.frt__lede { margin: 0; max-width: 50ch; font-size: clamp(.98rem, .94rem + .25vw, 1.08rem); line-height: 1.7; color: rgba(251, 250, 246, .74); text-wrap: pretty; }

.frt__app { display: grid; grid-template-columns: minmax(0, 1fr) 22.5rem; gap: 1rem; align-items: stretch; }
/* ---------- scène ---------- */
.frt__stage { position: relative; min-height: clamp(38rem, 48vw, 54rem); overflow: hidden; isolation: isolate; border-radius: 4px; background: radial-gradient(70% 60% at 50% 40%, #16406b, #0B2545 55%, #06162B); box-shadow: 0 0 0 1px var(--ln), 0 60px 100px -70px #000; }
.frt__stage > canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; touch-action: pan-y; cursor: grab; outline: none; opacity: 0; transition: opacity 1.2s var(--fr-ease); }
.frt__stage > canvas:active { cursor: grabbing; }
.frt__stage > canvas:focus-visible { box-shadow: inset 0 0 0 1px var(--a); }
.frt__app.is-ready .frt__stage > canvas { opacity: 1; }
.frt__load { position: absolute; inset: 0; z-index: 2; display: grid; place-content: center; justify-items: center; gap: 1.1rem; font: 500 .62rem/1 var(--fr-f-mono); letter-spacing: .26em; text-transform: uppercase; color: rgba(251, 250, 246, .55); pointer-events: none; transition: opacity .7s; }
.frt__load svg { width: 8rem; fill: none; stroke: var(--fr-sky, #6EC6F2); stroke-width: 1; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 420; stroke-dashoffset: 420; animation: frt-trace 2.6s var(--fr-ease) infinite; }
@keyframes frt-trace { 60%, 100% { stroke-dashoffset: 0; } }
.frt__app.is-ready .frt__load, .frt__app.no-gl .frt__load { opacity: 0; }
.frt__nogl { display: none; position: absolute; inset: auto 1.2rem 6rem; margin: 0; color: var(--fr-sky, #6EC6F2); font-size: .9rem; }
.frt__app.no-gl .frt__nogl { display: block; }

/* commandes du haut : vue, lumière */
.frt__top { position: absolute; z-index: 4; top: 1rem; left: 1rem; right: 1rem; display: flex; justify-content: space-between; gap: .6rem; pointer-events: none; transition: opacity .4s, transform .5s var(--fr-ease); }
.frt__top > * { pointer-events: auto; }
.frt__app.has-fiche .frt__top { opacity: 0; transform: translateY(-6px); }
.frt__app.has-fiche .frt__top > * { pointer-events: none; }
.frt__seg { display: flex; padding: 3px; gap: 2px; border-radius: 3px; background: var(--glass); -webkit-backdrop-filter: blur(14px) saturate(1.2); backdrop-filter: blur(14px) saturate(1.2); box-shadow: inset 0 0 0 1px var(--ln); }
.frt__seg button { display: inline-flex; align-items: center; gap: .5rem; min-height: 2.3rem; padding: 0 .95rem; border: 0; border-radius: 2px; background: transparent; color: rgba(251, 250, 246, .7); font: 500 .6rem/1 var(--fr-f-mono); letter-spacing: .16em; text-transform: uppercase; cursor: pointer; white-space: nowrap; transition: background .3s, color .3s; }
.frt__seg button svg { width: 1rem; height: 1rem; flex: none; }
.frt__seg button:hover { color: #fff; background: rgba(251, 250, 246, .06); }
.frt__seg button[aria-pressed="true"] { color: var(--fr-night, #0B2545); background: linear-gradient(180deg, #fff, #e3e9ee); }
.frt__seg--lum button[data-lum-b="couchant"][aria-pressed="true"] { background: linear-gradient(135deg, #ffd3a0, #f39a62 55%, #E0633F); color: #2a0f18; }
.frt__hint { position: absolute; z-index: 3; right: 1.1rem; bottom: 6.4rem; display: inline-flex; align-items: center; gap: .65rem; font: 500 .56rem/1 var(--fr-f-mono); letter-spacing: .22em; text-transform: uppercase; color: rgba(251, 250, 246, .6); pointer-events: none; transition: opacity .5s; opacity: 0; }
.frt__app.is-ready .frt__hint { opacity: 1; }
.frt__app.is-touched .frt__hint, .frt__app.has-fiche .frt__hint { opacity: 0; }
.frt__hint i { position: relative; width: 1.8rem; height: 1px; background: rgba(251, 250, 246, .3); }
.frt__hint i::after { content: ""; position: absolute; top: -2.5px; left: 0; width: 6px; height: 6px; transform: rotate(45deg); background: var(--a); animation: frt-swipe 2s var(--fr-ease) infinite; }
@keyframes frt-swipe { 0%, 100% { left: 0; } 50% { left: calc(100% - 6px); } }

/* barre des étapes I à V */
.frt__bar { position: absolute; z-index: 4; left: 50%; bottom: 1rem; transform: translateX(-50%); width: min(calc(100% - 2rem), 52rem); display: flex; align-items: stretch; gap: 3px; padding: 3px; border-radius: 3px; background: var(--glass); -webkit-backdrop-filter: blur(16px) saturate(1.2); backdrop-filter: blur(16px) saturate(1.2); box-shadow: inset 0 0 0 1px var(--ln), 0 24px 50px -30px #000; transition: opacity .4s; }
.frt__app.has-fiche .frt__bar { opacity: 0; pointer-events: none; }
.frt__play { flex: none; width: 3.3rem; display: grid; place-items: center; border: 0; border-radius: 2px; background: rgba(224, 99, 63, .14); color: var(--fr-rose-soft, #F9D3C4); cursor: pointer; box-shadow: inset 0 0 0 1px rgba(224, 99, 63, .35); transition: background .3s, color .3s; }
.frt__play svg { width: 1.15rem; height: 1.15rem; grid-area: 1 / 1; }
.frt__play svg:last-child, .frt__app.is-playing .frt__play svg:first-child { display: none; }
.frt__app.is-playing .frt__play svg:last-child { display: block; }
.frt__play:hover { background: var(--a); color: #fff; }
.frt__steps { flex: 1; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 2px; margin: 0; padding: 0; list-style: none; }
.frt__steps button { position: relative; width: 100%; height: 100%; display: flex; align-items: center; gap: .6rem; min-height: 3.2rem; padding: .4rem .75rem; border: 0; border-radius: 2px; background: transparent; color: rgba(251, 250, 246, .62); text-align: left; cursor: pointer; transition: background .35s, color .35s; overflow: hidden; }
.frt__steps button b { flex: none; min-width: 1.4rem; font: italic 400 1.25rem/1 var(--fr-f-display); font-variation-settings: "opsz" 36, "SOFT" 100; color: rgba(110, 198, 242, .75); transition: color .35s; }
.frt__steps button span { display: grid; gap: .25rem; font: 500 .76rem/1.15 var(--fr-f-text); }
.frt__steps button span small { font: 500 .52rem/1 var(--fr-f-mono); letter-spacing: .14em; text-transform: uppercase; color: rgba(196, 222, 240, .5); }
.frt__steps button::after { content: ""; position: absolute; left: .75rem; right: .75rem; bottom: 0; height: 1px; background: var(--a); transform: scaleX(0); transform-origin: left; transition: transform .7s var(--fr-ease); }
.frt__steps button:hover { background: rgba(251, 250, 246, .05); color: #fff; }
.frt__steps button[aria-pressed="true"] { background: rgba(251, 250, 246, .08); color: #fff; }
.frt__steps button[aria-pressed="true"] b { color: var(--a); }
.frt__steps button[aria-pressed="true"]::after { transform: scaleX(1); }
.frt__app[data-busy] .frt__steps button[aria-pressed="true"]::after { animation: frt-run 1.4s linear infinite; }
@keyframes frt-run { 0% { transform: scaleX(0); } 100% { transform: scaleX(1); } }

/* repères : losange fin, ligne d'attache, étiquette */
.frt__pins { position: absolute; inset: 0; z-index: 3; pointer-events: none; }
.frt__pin { position: absolute; left: 0; top: 0; width: 0; height: 0; padding: 0; border: 0; background: none; color: var(--ink); cursor: pointer; will-change: transform; transition: opacity .35s; font: inherit; }
.frt__pin i { position: absolute; left: -3px; top: -3px; width: 6px; height: 6px; transform: rotate(45deg); background: var(--ink); box-shadow: 0 0 0 3px rgba(6, 22, 43, .45); }
.frt__pin::before { content: ""; position: absolute; left: -.5px; bottom: 4px; width: 1px; height: 30px; background: linear-gradient(180deg, rgba(251, 250, 246, .85), rgba(251, 250, 246, .2)); }
.frt__pin b { position: absolute; left: -13px; top: -60px; width: 26px; height: 26px; display: grid; place-items: center; font: 500 .58rem/1 var(--fr-f-mono); letter-spacing: .02em; color: var(--ink); pointer-events: auto; isolation: isolate; }
.frt__pin b::before { content: ""; position: absolute; inset: 4px; z-index: -1; transform: rotate(45deg); background: rgba(6, 20, 40, .82); box-shadow: inset 0 0 0 1px rgba(251, 250, 246, .78); transition: background .3s, box-shadow .3s; }
.frt__pin span { position: absolute; left: 18px; top: -57px; padding: .42rem .65rem; white-space: nowrap; font: 500 .56rem/1 var(--fr-f-mono); letter-spacing: .16em; text-transform: uppercase; background: rgba(6, 20, 40, .8); box-shadow: inset 0 0 0 1px var(--ln2); opacity: 0; transform: translateX(-6px); transition: opacity .3s, transform .4s var(--fr-ease); pointer-events: none; }
.frt__pin:hover span, .frt__pin:focus-visible span, .frt__pin.is-on span, .frt__app[data-ecl-on] .frt__pin span { opacity: 1; transform: none; }
.frt__pin:hover b::before, .frt__pin.is-on b::before { background: var(--a); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .7), 0 0 18px rgba(224, 99, 63, .55); }
.frt__pin.is-on i { background: var(--a); }
.frt__pin.is-off { opacity: 0; }
.frt__pin.is-off b { pointer-events: none; }
.frt__app:not(.is-ready) .frt__pin { opacity: 0; }

/* fiche d'expert */
.frt__fiche { position: absolute; z-index: 5; top: 1rem; bottom: 1rem; left: 1rem; width: min(25rem, 46%); display: flex; flex-direction: column; overflow: hidden; border-radius: 3px;
  background: linear-gradient(180deg, rgba(10, 30, 56, .93), rgba(5, 16, 32, .95)); -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px); box-shadow: inset 0 0 0 1px var(--ln2), 0 40px 70px -40px #000;
  transform: translateX(calc(-100% - 1.5rem)); visibility: hidden; transition: transform .65s var(--fr-ease), visibility 0s .65s; }
.frt__fiche::before { content: ""; position: absolute; inset: 0 0 auto; height: 1px; background: linear-gradient(90deg, var(--a), rgba(224, 99, 63, 0)); }
.frt__fiche.is-open { transform: none; visibility: visible; transition: transform .65s var(--fr-ease), visibility 0s; }
.frt__fhead { position: relative; padding: 1.5rem 3.6rem 1.15rem 1.5rem; border-bottom: 1px solid var(--ln); }
.frt__fn { font: 500 .6rem/1 var(--fr-f-mono); letter-spacing: .2em; text-transform: uppercase; color: var(--a); }
.frt__fhead h3 { margin: .75rem 0 0; font: 400 1.62rem/1.08 var(--fr-f-display); font-variation-settings: "opsz" 72, "SOFT" 40; letter-spacing: -.01em; color: var(--ink); text-wrap: balance; }
.frt__fx { position: absolute; top: 1.1rem; right: 1.1rem; width: 2.3rem; height: 2.3rem; display: grid; place-items: center; border: 0; border-radius: 2px; background: transparent; box-shadow: inset 0 0 0 1px var(--ln2); color: var(--ink); cursor: pointer; transition: background .3s, color .3s; }
.frt__fx:hover { background: var(--ink); color: var(--fr-night, #0B2545); }
.frt__fx svg, .frt__fnav svg { width: 1rem; height: 1rem; }
.frt__fbody { flex: 1; overflow: auto; padding: 1.2rem 1.5rem; display: grid; gap: 1.1rem; align-content: start; overscroll-behavior: contain; }
.frt__fbody h4 { margin: 0 0 .5rem; font: 500 .56rem/1 var(--fr-f-mono); letter-spacing: .22em; text-transform: uppercase; color: var(--fr-sky, #6EC6F2); }
.frt__fbody p { margin: 0; font-size: .9rem; line-height: 1.64; color: rgba(251, 250, 246, .84); }
.frt__ferr { padding: .95rem 1.05rem; background: rgba(224, 99, 63, .08); box-shadow: inset 2px 0 0 var(--a); }
.frt__ferr h4 { color: var(--fr-rose-soft, #F9D3C4); }
.frt__ffoot { display: flex; align-items: center; justify-content: space-between; gap: .8rem; padding: .95rem 1.1rem 1.05rem 1.5rem; border-top: 1px solid var(--ln); }
.frt__fnav { display: flex; gap: .35rem; }
.frt__fnav button { width: 2.5rem; height: 2.5rem; display: grid; place-items: center; border: 0; border-radius: 2px; background: transparent; box-shadow: inset 0 0 0 1px var(--ln2); color: var(--ink); cursor: pointer; transition: background .3s, color .3s; }
.frt__fnav button:hover { background: var(--ink); color: var(--fr-night, #0B2545); }

/* boutons */
.frt__btn { display: inline-flex; align-items: center; justify-content: center; gap: .6rem; min-height: 3rem; padding: 0 1.3rem; border-radius: 2px; text-decoration: none; font: 600 .82rem/1.1 var(--fr-f-text); letter-spacing: .01em; transition: background .3s, color .3s, box-shadow .3s, transform .3s var(--fr-ease); }
.frt__btn svg { width: 1.1rem; height: 1.1rem; flex: none; }
.frt__btn--rose { background: var(--a); color: #fff; box-shadow: 0 14px 30px -16px rgba(224, 99, 63, .9); }
.frt__btn--rose:hover { background: var(--fr-rose-deep, #C24A28); transform: translateY(-1px); }
.frt__btn--line { color: var(--ink); box-shadow: inset 0 0 0 1px var(--ln2); }
.frt__btn--line:hover { background: var(--ink); color: var(--fr-night, #0B2545); box-shadow: none; }

/* panneau de réglages */
.frt__panel { display: flex; flex-direction: column; gap: 1.35rem; padding: 1.5rem 1.3rem 1.3rem; border-radius: 4px; background: linear-gradient(180deg, rgba(16, 44, 78, .5), rgba(6, 20, 40, .55)); box-shadow: inset 0 0 0 1px var(--ln); }
.frt__grp { display: grid; gap: .7rem; }
.frt__lbl { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; font: 500 .56rem/1.2 var(--fr-f-mono); letter-spacing: .22em; text-transform: uppercase; color: var(--fr-sky, #6EC6F2); }
.frt__lbl output { font: italic 400 1.05rem/1 var(--fr-f-serif); letter-spacing: 0; text-transform: none; color: var(--ink); }
.frt__profils { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .4rem; }
.frt__profils button { display: grid; justify-items: start; gap: .25rem; padding: .75rem .65rem .7rem; border: 0; border-radius: 2px; background: rgba(251, 250, 246, .03); box-shadow: inset 0 0 0 1px var(--ln); color: var(--ink); text-align: left; cursor: pointer; transition: background .3s, box-shadow .3s; }
.frt__profils svg { width: 100%; height: 1.5rem; margin-bottom: .35rem; color: rgba(196, 222, 240, .7); transition: color .3s; }
.frt__profils b { font: 500 .76rem/1.15 var(--fr-f-text); }
.frt__profils small { font-size: .64rem; line-height: 1.3; color: rgba(196, 222, 240, .6); }
.frt__profils button:hover { background: rgba(251, 250, 246, .07); }
.frt__profils button[aria-pressed="true"] { background: rgba(224, 99, 63, .1); box-shadow: inset 0 0 0 1px var(--a); }
.frt__profils button[aria-pressed="true"] svg { color: var(--fr-rose-soft, #F9D3C4); }
.frt__profils--ch { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.frt__profils--ch svg { height: 1.35rem; }
.frt__tints { display: flex; flex-wrap: wrap; gap: .55rem; }
.frt__tints button { position: relative; width: 2.3rem; height: 2.3rem; padding: 0; border: 0; border-radius: 50%; cursor: pointer;
  background: repeating-linear-gradient(90deg, rgba(255, 255, 255, .18) 0 1.5px, rgba(0, 0, 0, .1) 2.5px 4px, rgba(255, 255, 255, 0) 5px 6px), linear-gradient(160deg, rgba(255, 255, 255, .35), rgba(255, 255, 255, 0) 45%, rgba(0, 0, 0, .3)), var(--c, #888);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .2); transition: transform .25s var(--fr-ease), box-shadow .25s; }
.frt__tints button:hover { transform: scale(1.08); }
.frt__tints button[aria-pressed="true"] { box-shadow: 0 0 0 2px #071a33, 0 0 0 3px var(--a); }
.frt__reps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: .05rem .3rem; }
.frt__reps button { width: 100%; display: flex; align-items: center; gap: .6rem; min-height: 2.15rem; padding: .2rem .35rem; border: 0; border-radius: 2px; background: transparent; color: rgba(251, 250, 246, .84); font: 500 .74rem/1.15 var(--fr-f-text); text-align: left; cursor: pointer; transition: background .3s, color .3s, opacity .3s; }
.frt__reps button span { position: relative; flex: none; display: grid; place-items: center; width: 1.55rem; height: 1.55rem; font: 500 .52rem/1 var(--fr-f-mono); color: var(--ink); isolation: isolate; }
.frt__reps button span::before { content: ""; position: absolute; inset: 4px; z-index: -1; transform: rotate(45deg); box-shadow: inset 0 0 0 1px rgba(196, 222, 240, .5); transition: background .3s, box-shadow .3s; }
.frt__reps button:hover { background: rgba(251, 250, 246, .05); color: #fff; }
.frt__reps button[aria-pressed="true"] { background: rgba(251, 250, 246, .07); color: #fff; }
.frt__reps button[aria-pressed="true"] span::before { background: var(--a); box-shadow: none; }
.frt__reps li.is-later button { opacity: .45; }
.frt__out { margin: 0; padding: .95rem 1.05rem; background: rgba(251, 250, 246, .03); box-shadow: inset 1px 0 0 var(--a); font-size: .83rem; line-height: 1.6; color: rgba(251, 250, 246, .8); min-height: 7.4rem; }
.frt__ctas { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: auto; }
.frt__ctas .frt__btn { flex: 1 1 auto; }
.frt button:focus-visible, .frt a:focus-visible { outline: 1px solid var(--a); outline-offset: 2px; }

/* tablette et mobile */
@media (max-width: 1099px) {
  .frt__app { grid-template-columns: 1fr; }
  .frt__stage { min-height: 0; aspect-ratio: 16 / 11; }
  .frt__panel { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem 1.4rem; }
  .frt__out, .frt__ctas, .frt__grp--reps { grid-column: 1 / -1; }
}
@media (max-width: 759px) {
  .frt__head { grid-template-columns: 1fr; gap: 1.1rem; }
  .frt__wrap { width: calc(100% - 2rem); }
  .frt__stage { aspect-ratio: auto; height: min(150vw, 82svh); margin-inline: -.5rem; border-radius: 2px; }
  .frt__top { top: .6rem; left: .6rem; right: .6rem; }
  .frt__seg button { min-height: 2.4rem; padding: 0 .75rem; }
  .frt__seg button .frt__lt { display: none; }
  .frt__bar { left: .5rem; right: .5rem; bottom: .5rem; width: auto; transform: none; }
  .frt__play { width: 2.9rem; }
  .frt__steps button { justify-content: center; min-height: 3.1rem; padding: .3rem .2rem; }
  .frt__steps button span { display: none; }
  .frt__steps button b { min-width: 0; font-size: 1.15rem; }
  .frt__steps button::after { left: 25%; right: 25%; }
  .frt__hint { bottom: 4.6rem; right: .7rem; }
  .frt__pin::before { height: 22px; }
  .frt__pin b { top: -50px; }
  .frt__pin span { top: -47px; }
  .frt__app[data-ecl-on] .frt__pin:not(.is-on):not(:hover) span { opacity: 0; }
  .frt__fiche { top: auto; left: .4rem; right: .4rem; bottom: .4rem; width: auto; max-height: 66%; transform: translateY(calc(100% + 1rem)); border-radius: 10px 10px 3px 3px; }
  .frt__fiche::after { content: ""; position: absolute; top: .45rem; left: 50%; width: 2.4rem; height: 3px; margin-left: -1.2rem; border-radius: 3px; background: rgba(251, 250, 246, .22); }
  .frt__fhead { padding: 1.25rem 3.3rem .85rem 1.15rem; }
  .frt__fhead h3 { font-size: 1.3rem; margin-top: .55rem; }
  .frt__fx { top: .85rem; right: .75rem; }
  .frt__fbody { padding: .95rem 1.15rem; gap: .9rem; }
  .frt__fbody p { font-size: .87rem; }
  .frt__ffoot { padding: .7rem .75rem .75rem 1.15rem; }
  .frt__ffoot .frt__btn { min-height: 2.75rem; font-size: .78rem; padding: 0 1rem; }
  .frt__panel { grid-template-columns: 1fr; padding: 1.2rem 1rem 1rem; }
  .frt__out { min-height: 0; }
  .frt__ctas .frt__btn { flex-basis: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .frt__hint i::after, .frt__load svg, .frt__app[data-busy] .frt__steps button[aria-pressed="true"]::after { animation: none; }
  .frt__load svg { stroke-dashoffset: 0; }
  .frt__fiche, .frt__fiche.is-open, .frt__pin span, .frt__stage > canvas, .frt__steps button::after { transition: none; }
}